SQLSTATE values of the CM error codes

Class c0 - Connection exception
c0000	Connection exception (connection_exception)
c0001	Connection does not exist (connection_does_not_exist)
c0002	Connection failure (connection_failure)
Class c1 - Environment exception
c1000	Out of memory (out_of_memory)
Class c2 - File exception
c2000	File failed to be opened (open_file_failure)
c2001	File failed to be read (read_file_failure)
c2002	Configuration file failure (config_file_failure)
Class c3 - Parameter exception
c3000	Parameter failure (parameter_failure)
c3001	Environment variable failure (environment_variable_failure)
Class c4 - Etcd exception
c4000	Etcd failed to be opened (etcd_open_failure)
Class c5 - Internal exception
c5000	Internal error (internal_error)